Space Weather Prediction Center

National Oceanic and Atmospheric Administration

G1 (Minor) Geomagnetic Storm Conditions Met

G1 (Minor) Geomagnetic Storm Conditions Met
published: Friday, February 23, 2018 23:31 UTC UTC

G1 (Minor) Geomagnetic Storm conditions were met at 23/1159 UTC as negative polarity coronal hole high speed stream effects persist. Additional G1 storms are expected through 23/1500 UTC.